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          <h1 class="post-title" itemprop="name headline">爬虫整理（三）Requests</h1>
        

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        <p><a href="http://docs.python-requests.org/en/master/" target="_blank" rel="noopener">Requests</a> 是一个 Python 的外部模块, 需要手动安装. 使用 pip 安装就好了.</p>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line">import requests</span><br><span class="line">import webbrowser  #  使用浏览器打开</span><br><span class="line">param = &#123;&quot;wd&quot;: &quot;itswl.github&quot;&#125;  # 搜索的信息</span><br><span class="line">r = requests.get(&apos;https://www.baidu.com/s&apos;, params=param)</span><br><span class="line">print(r.url)    # 用get 方式</span><br><span class="line">webbrowser.open(r.url)</span><br><span class="line"># https://www.baidu.com/s?wd=itswl.github</span><br></pre></td></tr></table></figure>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br></pre></td><td class="code"><pre><span class="line">import requests</span><br><span class="line">import webbrowser  #  使用浏览器打开</span><br><span class="line">param = &#123;&quot;wd&quot;: &quot;itswl.github&quot;&#125;  # 搜索的信息</span><br><span class="line">r = requests.get(&apos;http://www.baidu.com/s&apos;, params=param)</span><br><span class="line">print(r.url)    # 用get 方式</span><br><span class="line">webbrowser.open(r.url)</span><br><span class="line">def get():</span><br><span class="line">    print(&apos;\nget&apos;)</span><br><span class="line">    param = &#123;&quot;wd&quot;: &quot;itswl.github&quot;&#125;</span><br><span class="line">    r = requests.get(&apos;https://www.baidu.com/s&apos;, params=param)</span><br><span class="line">    print(r.url)</span><br><span class="line">    print(r.text)</span><br><span class="line"></span><br><span class="line"># get()</span><br><span class="line">def post_name():</span><br><span class="line">    print(&apos;\npost name&apos;)</span><br><span class="line">    # http://pythonscraping.com/pages/files/form.html</span><br><span class="line">    data = &#123;&apos;firstname&apos;: &apos;laii&apos;, &apos;lastname&apos;: &apos;weii&apos;&#125;</span><br><span class="line">    r = requests.post(&apos;http://pythonscraping.com/files/processing.php&apos;, data=data)</span><br><span class="line">    print(r.text)</span><br><span class="line">post_name()</span><br><span class="line"></span><br><span class="line">def post_image():</span><br><span class="line">    print(&apos;\npost image&apos;)</span><br><span class="line">    # http://pythonscraping.com/files/form2.html</span><br><span class="line">    file = &#123;&apos;uploadFile&apos;: open(&apos;./image.png&apos;, &apos;rb&apos;)&#125;</span><br><span class="line">    r = requests.post(&apos;http://pythonscraping.com/files/processing2.php&apos;, files=file)</span><br><span class="line">    print(r.text)</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">def post_login():</span><br><span class="line">    print(&apos;\npost login&apos;)</span><br><span class="line">    # http://pythonscraping.com/pages/cookies/login.html</span><br><span class="line">    payload = &#123;&apos;username&apos;: &apos;Morvan&apos;, &apos;password&apos;: &apos;password&apos;&#125;</span><br><span class="line">    r = requests.post(&apos;http://pythonscraping.com/pages/cookies/welcome.php&apos;, data=payload)</span><br><span class="line">    print(r.cookies.get_dict())</span><br><span class="line">    # http://pythonscraping.com/pages/cookies/profile.php</span><br><span class="line">    r = requests.get(&apos;http://pythonscraping.com/pages/cookies/profile.php&apos;, cookies=r.cookies)</span><br><span class="line">    print(r.text)</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">def session_login():   # 使用cookie</span><br><span class="line">    print(&apos;\nsession login&apos;)</span><br><span class="line">    # http://pythonscraping.com/pages/cookies/login.html</span><br><span class="line">    session = requests.Session()</span><br><span class="line">    payload = &#123;&apos;username&apos;: &apos;Morvan&apos;, &apos;password&apos;: &apos;password&apos;&#125;</span><br><span class="line">    r = session.post(&apos;http://pythonscraping.com/pages/cookies/welcome.php&apos;, data=payload)</span><br><span class="line">    print(r.cookies.get_dict())</span><br><span class="line">    r = session.get(&quot;http://pythonscraping.com/pages/cookies/profile.php&quot;)</span><br><span class="line">    print(r.text)</span><br><span class="line"></span><br><span class="line"></span><br><span class="line"></span><br><span class="line">post_name()</span><br><span class="line">post_image()</span><br><span class="line">post_login()</span><br><span class="line">session_login()</span><br></pre></td></tr></table></figure>
<h3 id="下载文件"><a href="#下载文件" class="headerlink" title="下载文件"></a>下载文件</h3><figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br></pre></td><td class="code"><pre><span class="line">import os</span><br><span class="line">os.makedirs(&apos;./img/&apos;, exist_ok=True)</span><br><span class="line"></span><br><span class="line">IMAGE_URL = &quot;https://morvanzhou.github.io/static/img/description/learning_step_flowchart.png&quot;</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">def urllib_download():</span><br><span class="line">    from urllib.request import urlretrieve</span><br><span class="line">    urlretrieve(IMAGE_URL, &apos;./img/image1.png&apos;)      # whole document</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">def request_download():</span><br><span class="line">    import requests</span><br><span class="line">    r = requests.get(IMAGE_URL)</span><br><span class="line">    with open(&apos;./img/image2.png&apos;, &apos;wb&apos;) as f:</span><br><span class="line">        f.write(r.content)                      # whole document</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">def chunk_download():</span><br><span class="line">    import requests</span><br><span class="line">    r = requests.get(IMAGE_URL, stream=True)    # stream loading</span><br><span class="line"></span><br><span class="line">    with open(&apos;./img/image3.png&apos;, &apos;wb&apos;) as f:</span><br><span class="line">        for chunk in r.iter_content(chunk_size=32):</span><br><span class="line">            f.write(chunk)</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">urllib_download()</span><br><span class="line">print(&apos;download image1&apos;)</span><br><span class="line">request_download()</span><br><span class="line">print(&apos;download image2&apos;)</span><br><span class="line">chunk_download()</span><br><span class="line">print(&apos;download image3&apos;)</span><br></pre></td></tr></table></figure>
<h3 id="一个小练习，抓取美女吧图片"><a href="#一个小练习，抓取美女吧图片" class="headerlink" title="一个小练习，抓取美女吧图片"></a>一个小练习，抓取美女吧图片</h3><figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br><span class="line">84</span><br><span class="line">85</span><br><span class="line">86</span><br><span class="line">87</span><br><span class="line">88</span><br><span class="line">89</span><br><span class="line">90</span><br><span class="line">91</span><br><span class="line">92</span><br><span class="line">93</span><br><span class="line">94</span><br><span class="line">95</span><br><span class="line">96</span><br><span class="line">97</span><br><span class="line">98</span><br><span class="line">99</span><br><span class="line">100</span><br></pre></td><td class="code"><pre><span class="line"># coding=utf-8</span><br><span class="line">import requests</span><br><span class="line">from lxml import etree</span><br><span class="line">import os</span><br><span class="line">import re</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">class TieBa(object):</span><br><span class="line">    &quot;&quot;&quot;抓取百度贴吧美女图片&quot;&quot;&quot;</span><br><span class="line">    def __init__(self, word):</span><br><span class="line">        self.url = &apos;https://tieba.baidu.com/f?kw=&#123;&#125;&apos;.format(word) # word 美女</span><br><span class="line">        self.headers = &#123;</span><br><span class="line">            &apos;User-Agent&apos;: &apos;Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0; TUCOWS) &apos;</span><br><span class="line">        &#125;</span><br><span class="line"></span><br><span class="line">    def get_data(self, url):</span><br><span class="line">        # 构造请求</span><br><span class="line">        response = requests.get(url, headers=self.headers)</span><br><span class="line">        data = response.content</span><br><span class="line">        # print(data)</span><br><span class="line">        return data</span><br><span class="line"></span><br><span class="line">    def parse_page(self, data):</span><br><span class="line">        &quot;&quot;&quot;解析数据&quot;&quot;&quot;</span><br><span class="line">        # 创建xpath对象</span><br><span class="line">        html = etree.HTML(data)</span><br><span class="line">        # 提取当前页标题，url数据</span><br><span class="line">        node_list = html.xpath(&apos;//*[@id=&quot;thread_list&quot;]/li/div/div[2]/div[1]/div[1]/a&apos;)</span><br><span class="line">        detail_list = []</span><br><span class="line">        for node in node_list:</span><br><span class="line">            temp = dict()</span><br><span class="line">            temp[&apos;title&apos;] = node.xpath(&apos;./text()&apos;)[0]</span><br><span class="line">            temp[&apos;url&apos;] = &apos;https://tieba.baidu.com&apos; + node.xpath(&apos;./@href&apos;)[0]</span><br><span class="line">            detail_list.append(temp)</span><br><span class="line">            # print(temp)</span><br><span class="line">        # 提取下一页连接</span><br><span class="line">        next_url = html.xpath(&apos;//*[@id=&quot;frs_list_pager&quot;]/a[contains(text(), &quot;下一页&quot;)]/@href&apos;)[0]</span><br><span class="line">        next_url = &apos;http:&apos; + next_url if len(next_url) &gt; 0 else None</span><br><span class="line">        # print(next_url)</span><br><span class="line">        return detail_list, next_url</span><br><span class="line"></span><br><span class="line">    def parse_detail(self, detail_list):</span><br><span class="line">        &quot;&quot;&quot;提取详情页url&quot;&quot;&quot;</span><br><span class="line">        data_url = []</span><br><span class="line">        for detail in detail_list:</span><br><span class="line">            data_url.append(detail[&apos;url&apos;])</span><br><span class="line">        return data_url</span><br><span class="line"></span><br><span class="line">    def save_data(self, url):</span><br><span class="line">        &quot;&quot;&quot;保存数据&quot;&quot;&quot;</span><br><span class="line">        # 请求标题连接地址</span><br><span class="line">        data = self.get_data(url)</span><br><span class="line">        # 创建xpath对象</span><br><span class="line">        html = etree.HTML(data)</span><br><span class="line">        # print(html)</span><br><span class="line">        # print(url)</span><br><span class="line">        # 获取图片url</span><br><span class="line">        try:</span><br><span class="line">            image_url = html.xpath(&apos;//*[contains(@id,&quot;post_content&quot;)]/img[1]/@src&apos;)[0]</span><br><span class="line">        except Exception as e:</span><br><span class="line">            return</span><br><span class="line">        print(image_url)</span><br><span class="line">        # 判断图片地址是否已jpg结尾</span><br><span class="line">        if re.match(r&apos;.*\.jpg$&apos;, image_url):</span><br><span class="line">            # 请求图片地址，获取图片</span><br><span class="line">            image_data = self.get_data(image_url)</span><br><span class="line">            filename = &apos;image/&apos; + image_url.split(&apos;/&apos;)[-1]</span><br><span class="line">            # print(filename)</span><br><span class="line">            # 保存图片</span><br><span class="line">            with open(filename, &apos;wb&apos;) as f:</span><br><span class="line">                f.write(image_data)</span><br><span class="line"></span><br><span class="line">    def run(self):</span><br><span class="line">        # 判断是否有image文件夹</span><br><span class="line">        if not os.path.exists(&apos;image&apos;):</span><br><span class="line">            # 创建文件夹</span><br><span class="line">            os.mkdir(&apos;image&apos;)</span><br><span class="line">        next_url = self.url</span><br><span class="line">        # 请求美女吧首页</span><br><span class="line">        data = self.get_data(next_url)</span><br><span class="line">        # 保存首页文件，观察数据，是否有需要的数据</span><br><span class="line">        with open(&apos;tieba.json&apos;, &apos;wb&apos;) as f:</span><br><span class="line">            f.write(data)</span><br><span class="line">        # 如果有下一页就执行</span><br><span class="line">        while next_url:</span><br><span class="line">            # 获取每页标题和对应的连接地址</span><br><span class="line">            detail_list, next_url = self.parse_page(data)</span><br><span class="line">            # 提取每页的详情页的url</span><br><span class="line">            data_url = self.parse_detail(detail_list)</span><br><span class="line">            # 遍历每个url</span><br><span class="line">            for url in data_url:</span><br><span class="line">                # 保存图片</span><br><span class="line">                self.save_data(url)</span><br><span class="line">            # 构造下一页请求</span><br><span class="line">            data = self.get_data(next_url)</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">if __name__ == &apos;__main__&apos;:</span><br><span class="line">    tb = TieBa(&apos;美女&apos;)</span><br><span class="line">    tb.run()</span><br></pre></td></tr></table></figure>

      
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  <script type="text/javascript">
    // Popup Window;
    var isfetched = false;
    var isXml = true;
    // Search DB path;
    var search_path = "search.xml";
    if (search_path.length === 0) {
      search_path = "search.xml";
    } else if (/json$/i.test(search_path)) {
      isXml = false;
    }
    var path = "/" + search_path;
    // monitor main search box;

    var onPopupClose = function (e) {
      $('.popup').hide();
      $('#local-search-input').val('');
      $('.search-result-list').remove();
      $('#no-result').remove();
      $(".local-search-pop-overlay").remove();
      $('body').css('overflow', '');
    }

    function proceedsearch() {
      $("body")
        .append('<div class="search-popup-overlay local-search-pop-overlay"></div>')
        .css('overflow', 'hidden');
      $('.search-popup-overlay').click(onPopupClose);
      $('.popup').toggle();
      var $localSearchInput = $('#local-search-input');
      $localSearchInput.attr("autocapitalize", "none");
      $localSearchInput.attr("autocorrect", "off");
      $localSearchInput.focus();
    }

    // search function;
    var searchFunc = function(path, search_id, content_id) {
      'use strict';

      // start loading animation
      $("body")
        .append('<div class="search-popup-overlay local-search-pop-overlay">' +
          '<div id="search-loading-icon">' +
          '<i class="fa fa-spinner fa-pulse fa-5x fa-fw"></i>' +
          '</div>' +
          '</div>')
        .css('overflow', 'hidden');
      $("#search-loading-icon").css('margin', '20% auto 0 auto').css('text-align', 'center');

      $.ajax({
        url: path,
        dataType: isXml ? "xml" : "json",
        async: true,
        success: function(res) {
          // get the contents from search data
          isfetched = true;
          $('.popup').detach().appendTo('.header-inner');
          var datas = isXml ? $("entry", res).map(function() {
            return {
              title: $("title", this).text(),
              content: $("content",this).text(),
              url: $("url" , this).text()
            };
          }).get() : res;
          var input = document.getElementById(search_id);
          var resultContent = document.getElementById(content_id);
          var inputEventFunction = function() {
            var searchText = input.value.trim().toLowerCase();
            var keywords = searchText.split(/[\s\-]+/);
            if (keywords.length > 1) {
              keywords.push(searchText);
            }
            var resultItems = [];
            if (searchText.length > 0) {
              // perform local searching
              datas.forEach(function(data) {
                var isMatch = false;
                var hitCount = 0;
                var searchTextCount = 0;
                var title = data.title.trim();
                var titleInLowerCase = title.toLowerCase();
                var content = data.content.trim().replace(/<[^>]+>/g,"");
                var contentInLowerCase = content.toLowerCase();
                var articleUrl = decodeURIComponent(data.url);
                var indexOfTitle = [];
                var indexOfContent = [];
                // only match articles with not empty titles
                if(title != '') {
                  keywords.forEach(function(keyword) {
                    function getIndexByWord(word, text, caseSensitive) {
                      var wordLen = word.length;
                      if (wordLen === 0) {
                        return [];
                      }
                      var startPosition = 0, position = [], index = [];
                      if (!caseSensitive) {
                        text = text.toLowerCase();
                        word = word.toLowerCase();
                      }
                      while ((position = text.indexOf(word, startPosition)) > -1) {
                        index.push({position: position, word: word});
                        startPosition = position + wordLen;
                      }
                      return index;
                    }

                    indexOfTitle = indexOfTitle.concat(getIndexByWord(keyword, titleInLowerCase, false));
                    indexOfContent = indexOfContent.concat(getIndexByWord(keyword, contentInLowerCase, false));
                  });
                  if (indexOfTitle.length > 0 || indexOfContent.length > 0) {
                    isMatch = true;
                    hitCount = indexOfTitle.length + indexOfContent.length;
                  }
                }

                // show search results

                if (isMatch) {
                  // sort index by position of keyword

                  [indexOfTitle, indexOfContent].forEach(function (index) {
                    index.sort(function (itemLeft, itemRight) {
                      if (itemRight.position !== itemLeft.position) {
                        return itemRight.position - itemLeft.position;
                      } else {
                        return itemLeft.word.length - itemRight.word.length;
                      }
                    });
                  });

                  // merge hits into slices

                  function mergeIntoSlice(text, start, end, index) {
                    var item = index[index.length - 1];
                    var position = item.position;
                    var word = item.word;
                    var hits = [];
                    var searchTextCountInSlice = 0;
                    while (position + word.length <= end && index.length != 0) {
                      if (word === searchText) {
                        searchTextCountInSlice++;
                      }
                      hits.push({position: position, length: word.length});
                      var wordEnd = position + word.length;

                      // move to next position of hit

                      index.pop();
                      while (index.length != 0) {
                        item = index[index.length - 1];
                        position = item.position;
                        word = item.word;
                        if (wordEnd > position) {
                          index.pop();
                        } else {
                          break;
                        }
                      }
                    }
                    searchTextCount += searchTextCountInSlice;
                    return {
                      hits: hits,
                      start: start,
                      end: end,
                      searchTextCount: searchTextCountInSlice
                    };
                  }

                  var slicesOfTitle = [];
                  if (indexOfTitle.length != 0) {
                    slicesOfTitle.push(mergeIntoSlice(title, 0, title.length, indexOfTitle));
                  }

                  var slicesOfContent = [];
                  while (indexOfContent.length != 0) {
                    var item = indexOfContent[indexOfContent.length - 1];
                    var position = item.position;
                    var word = item.word;
                    // cut out 100 characters
                    var start = position - 20;
                    var end = position + 80;
                    if(start < 0){
                      start = 0;
                    }
                    if (end < position + word.length) {
                      end = position + word.length;
                    }
                    if(end > content.length){
                      end = content.length;
                    }
                    slicesOfContent.push(mergeIntoSlice(content, start, end, indexOfContent));
                  }

                  // sort slices in content by search text's count and hits' count

                  slicesOfContent.sort(function (sliceLeft, sliceRight) {
                    if (sliceLeft.searchTextCount !== sliceRight.searchTextCount) {
                      return sliceRight.searchTextCount - sliceLeft.searchTextCount;
                    } else if (sliceLeft.hits.length !== sliceRight.hits.length) {
                      return sliceRight.hits.length - sliceLeft.hits.length;
                    } else {
                      return sliceLeft.start - sliceRight.start;
                    }
                  });

                  // select top N slices in content

                  var upperBound = parseInt('1');
                  if (upperBound >= 0) {
                    slicesOfContent = slicesOfContent.slice(0, upperBound);
                  }

                  // highlight title and content

                  function highlightKeyword(text, slice) {
                    var result = '';
                    var prevEnd = slice.start;
                    slice.hits.forEach(function (hit) {
                      result += text.substring(prevEnd, hit.position);
                      var end = hit.position + hit.length;
                      result += '<b class="search-keyword">' + text.substring(hit.position, end) + '</b>';
                      prevEnd = end;
                    });
                    result += text.substring(prevEnd, slice.end);
                    return result;
                  }

                  var resultItem = '';

                  if (slicesOfTitle.length != 0) {
                    resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + highlightKeyword(title, slicesOfTitle[0]) + "</a>";
                  } else {
                    resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + title + "</a>";
                  }

                  slicesOfContent.forEach(function (slice) {
                    resultItem += "<a href='" + articleUrl + "'>" +
                      "<p class=\"search-result\">" + highlightKeyword(content, slice) +
                      "...</p>" + "</a>";
                  });

                  resultItem += "</li>";
                  resultItems.push({
                    item: resultItem,
                    searchTextCount: searchTextCount,
                    hitCount: hitCount,
                    id: resultItems.length
                  });
                }
              })
            };
            if (keywords.length === 1 && keywords[0] === "") {
              resultContent.innerHTML = '<div id="no-result"><i class="fa fa-search fa-5x" /></div>'
            } else if (resultItems.length === 0) {
              resultContent.innerHTML = '<div id="no-result"><i class="fa fa-frown-o fa-5x" /></div>'
            } else {
              resultItems.sort(function (resultLeft, resultRight) {
                if (resultLeft.searchTextCount !== resultRight.searchTextCount) {
                  return resultRight.searchTextCount - resultLeft.searchTextCount;
                } else if (resultLeft.hitCount !== resultRight.hitCount) {
                  return resultRight.hitCount - resultLeft.hitCount;
                } else {
                  return resultRight.id - resultLeft.id;
                }
              });
              var searchResultList = '<ul class=\"search-result-list\">';
              resultItems.forEach(function (result) {
                searchResultList += result.item;
              })
              searchResultList += "</ul>";
              resultContent.innerHTML = searchResultList;
            }
          }

          if ('auto' === 'auto') {
            input.addEventListener('input', inputEventFunction);
          } else {
            $('.search-icon').click(inputEventFunction);
            input.addEventListener('keypress', function (event) {
              if (event.keyCode === 13) {
                inputEventFunction();
              }
            });
          }

          // remove loading animation
          $(".local-search-pop-overlay").remove();
          $('body').css('overflow', '');

          proceedsearch();
        }
      });
    }

    // handle and trigger popup window;
    $('.popup-trigger').click(function(e) {
      e.stopPropagation();
      if (isfetched === false) {
        searchFunc(path, 'local-search-input', 'local-search-result');
      } else {
        proceedsearch();
      };
    });

    $('.popup-btn-close').click(onPopupClose);
    $('.popup').click(function(e){
      e.stopPropagation();
    });
    $(document).on('keyup', function (event) {
      var shouldDismissSearchPopup = event.which === 27 &&
        $('.search-popup').is(':visible');
      if (shouldDismissSearchPopup) {
        onPopupClose();
      }
    });
  </script>





  

  

  
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